I might have to give this software a spin again, I used it many years ago to 'fix, convert and scale' some public 3d models I had downloaded for 3d printing... At that time it was one of the few software packages that actually imported, fixed, converted and scaled the model correctly for 3d printing vs a bunch of manual editing...

I have found a torrent file for DS CATIA P3 V5-6R2017 GA Win64-SSQ. I haven't tested it yet beacuse I am still downloading it. As soon as i have tested it, I will post about it. In the mean time, if someone wants to try it ...